Trinucleotide repeats are not the only cause of genetic anticipation.
Fraser
F C
FC
D005124:Eye Abnormalities / Q000235:genetics; D006228:Hand Deformities, Congenital / Q000235:genetics; D006801:Humans; D012307:Risk Factors; D014071:Tooth Abnormalities / Q000235:genetics; D018911:Trinucleotide Repeats